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| Criterion |  Operations Ivy Lee Method |  Knowledge Modeling PARA Method |  Operations Root Cause Analysis |  Operations Eat the Frog |
|---|---|---|---|---|
Purposedifferent | With a restless workday full of too many open items, the method creates radical simplicity. It directs attention to a short sequence instead of a broad, still-open field. | The PARA Method organizes knowledge into Projects, Areas, Resources, and Archives. It creates order when digital notes, files, and tasks no longer cleanly fit current work. | When a problem keeps recurring and the cause stays unclear, the method exposes the underlying mechanism. It separates symptom, guess, and robust explanation from one another. | The method protects energy and attention for the task that creates the largest progress and is often postponed. |
Complexitydifferent | Low | Medium | Medium | Low |
Timedifferent | 5-10 min daily | 1-3 h Setup, laufend | 1-4 h | 15-90 min daily |
Participantsdifferent | 1 | 1 | 3-8 | 1 |
Formatdifferent | Async | Async | Workshop + async | Async |
Outputdifferent | Daily Priority List, Completion Notes | PARA Structure, Project Notes, Knowledge Archive | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan | Priority Task, Completion Note, Daily Focus |
Tagsno overlap | PrioritizationProductivityExecution | KnowledgeProductivityOrganization | Root causeProblem solvingQualityIncident | PrioritizationProductivityFocusExecution |